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| 安全措施 | |||
| 安全程序 | |||
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| 证券价格 | |||
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Security Program : 38 phrases in 13 subjects |
| Agriculture | 2 |
| Air defense | 1 |
| Aviation | 11 |
| Business | 1 |
| Commerce | 1 |
| Cryptography | 4 |
| Electronics | 4 |
| Food service and catering | 1 |
| General | 1 |
| Name of organization | 7 |
| Politics | 1 |
| Space | 2 |
| Technology | 2 |